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Finding the Fourth Proportional to 237,340.60, 355,895.70 and 132,047.80

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Solution

The fourth proportional to 237,340.60, 355,895.70 and 132,047.80 is: 198,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,340.60 : 355,895.70 = 132,047.80 : x
  2. Step 2: Convert to fraction form
    237,340.60/355,895.70 = 132,047.80/x
  3. Step 3: Cross multiply
    237,340.60x = 355,895.70 × 132,047.80
  4. Step 4: Simplify right side
    237,340.60x = 46,995,244,214.46
  5. Step 5: Solve for x
    x = 46,995,244,214.46/237,340.60
  6. Step 6: Final answer
    x = 198,007.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.